#ifndef STOCK20_H_
#define STOCK20_H_

#include<string>
class Stock
{
	private:
		std::string company;
		int shares;
		double share_val;
		double total_val;
		void set_tot(){
			total_val=shares*share_val;
		}
	public:
		Stock();
		Stock(const std::string&co, long n=0,double pr=0.0);
		~Stock();
		void buy(long num,double price);
		void sell(long num,double price);
		void update(double price);
		void show()const;
		const Stock&topval(const Stock&s)const;
};

#endif
